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CN-224226860-U - Solid-liquid separation pretreatment system for livestock manure in livestock farm

CN224226860UCN 224226860 UCN224226860 UCN 224226860UCN-224226860-U

Abstract

The utility model provides a solid-liquid separation preprocessing system of livestock-raising field animal manure, which relates to the livestock-raising field, including the main tank body, the drainage groove, thick grid and brush roller, the drainage groove slope sets up in the upper end of main tank body, thick grid installs and constitutes the flow channel in the drainage groove, the upper end is provided with the introduction port, the lower extreme is connected with and presses down the flow board, the inside division board that is provided with of main tank body, the division board is divided into transition region and holding region with main tank body inner space, the brush roller is installed in transition region, liquid flow section corresponding to filling transition region can be driven rotatory by the motor, be connected with the exhaust pipe in the lower part of main tank body, this system adopts the technological means that adsorbs and filter in advance to combine together in the animal manure excrement to get rid of fibrous material, undigested grass body and animal hair in the animal manure before the solid-liquid separation, improve animal manure solid-liquid separation processing technology, improve solid-liquid separation processing's work efficiency and separation effect.

Inventors

  • NIU JINGHUA
  • DU JIAZHI
  • ZHANG XUEDONG
  • ZHANG HECHAO

Assignees

  • 黑龙江农业经济职业学院

Dates

Publication Date
20260512
Application Date
20260409

Claims (8)

  1. 1. A solid-liquid separation pretreatment system for livestock manure in a livestock farm is characterized by comprising a main box body (1), a drainage groove (2), a coarse grille (3) and a brush roller (4), wherein the drainage groove (2) is obliquely arranged at the upper end of the main box body (1) and is communicated with the inner space of the main box body (1), the coarse grille (3) is correspondingly arranged in the drainage groove (2) and is combined with the drainage groove (2) to form a liquid flow channel for guiding the livestock manure, an inlet (5) for spraying the livestock manure onto the coarse grille (3) is arranged at the upper end of the coarse grille (3), a flow inhibiting plate (6) is continuously connected to the lower end of the coarse grille (3), the flow inhibiting plate (6) can inhibit the overflow of the livestock manure on the coarse grille (3), a partition plate (7) is arranged in the inner space of the main box body (1), the partition plate (7) is used for forming a liquid flow channel for guiding the livestock manure, the inner space of the main box body (1) is directly communicated with the transition region through the transition region (4), the liquid flow inhibiting plate (6) can be directly filled into the transition region through the transition region (4), the motor can drive the main box body (1) to rotate, and the lower part of the main box body (1) is provided with a discharge hole and is connected with a discharge pipeline (8).
  2. 2. A solid-liquid separation pretreatment system for livestock farm animal manure according to claim 1, further comprising a middle grille (9), wherein the middle grille (9) is arranged in the accommodating area inside the main box body (1) to divide the accommodating area into two parts, namely an accommodating front area and an accommodating rear area, wherein the accommodating front area is communicated with the transition area, and the accommodating rear area is communicated with the outside of the main box body (1) through the discharge pipeline (8).
  3. 3. A solid-liquid separation pretreatment system for livestock farm manure according to claim 2, further comprising a vortex mixer roller (10), wherein the vortex mixer roller (10) is provided with vortex impact teeth, and a lower region of the flow inhibiting plate (6) in the flow channel is arranged.
  4. 4. A solid-liquid separation pretreatment system for livestock farm animal manure according to claim 3, further comprising a comb roller (11), wherein a continuous smooth cambered surface matched and butted with the coarse grid (3) is arranged on the inner side of the flow inhibition plate (6), the comb roller (11) is correspondingly connected with the continuous smooth cambered surface structure and is arranged on the drainage groove (2), a shovel deflector rod (12) is arranged on the comb roller (11), the shovel deflector rod (12) is uniformly distributed along the circumference of the comb roller (11), and meanwhile, the shovel deflector rod is linearly arranged in the axial direction of the comb roller (11).
  5. 5. A solid-liquid separation pretreatment system for livestock farm animal manure according to claim 4, wherein the front ends of the shoveling and poking rods (12) are respectively and fixedly connected with an elastic shoveling and poking plate (13), the acting length of the shoveling and poking rods (12) is linearly prolonged, and the elastic shoveling and poking plate (13) is made of elastic soft rubber materials.
  6. 6. The solid-liquid separation pretreatment system for livestock farm animal manure according to claim 5, further comprising an overflow recovery tank (14), wherein the overflow recovery tank (14) is adjacently arranged at the lower end of the drainage groove (2) at the outer side of the flow inhibition plate (6), a supporting grid (15) is arranged at the upper end of the overflow recovery tank (14), and the supporting grid (15) and the flow inhibition plate (6) are correspondingly connected to the main tank body (1).
  7. 7. A solid liquid separation pretreatment system for livestock farm manure according to claim 6, further comprising a shear pump (16), said shear pump (16) being mounted in connection to said discharge conduit (8).
  8. 8. A solid-liquid separation pretreatment system for livestock manure in a livestock farm according to claim 7, wherein a back flushing mechanism for the middle grille (9) is arranged in the main tank body (1), the back flushing mechanism comprises a pressurized water injection pipeline (17) and an evacuation pipeline (18), the pressurized water injection pipeline (17) is arranged at the upper part of the main tank body (1) so that the accommodating rear area is communicated with the outside of the main tank body (1), the evacuation pipeline (18) is arranged at the bottom of the main tank body (1) so that the accommodating front area is communicated with the outside of the main tank body (1), meanwhile, the middle grille (9) is arranged in the accommodating area in an inverted manner relative to the flow direction of the livestock manure, a pressurized spray nozzle (19) is connected to the pressurized water injection pipeline (17), and the pressurized spray nozzle (19) can spray water flow onto the back flow surface of the middle grille (9).

Description

Solid-liquid separation pretreatment system for livestock manure in livestock farm Technical Field The utility model relates to the field of livestock breeding, in particular to a solid-liquid separation pretreatment system for livestock manure in a livestock farm. Background With the improvement of the living standard of people and the continuous increase of the social demands, the livestock raising industry in China is continuously and deeply developed in the large-scale and intensive directions, but the problem of continuous increase of the production amount of livestock manure is increasingly and widely focused by society, and the improper treatment not only occupies land resources, but also causes serious environmental pollution and ecological damage. At present, solid-liquid separation treatment is generally carried out on livestock manure generated by a livestock farm, separated liquid substances can be recycled in an ecological mode, the solid substances can be used as preparation raw materials of organic fertilizers, the solid-liquid separation treatment of the livestock farm is mainly carried out in a spiral extrusion mode or a spiral extrusion and inclined screen screening mode based on the constituent characteristics of the livestock manure and the development status of the livestock farm, and a plurality of equipment are used as a stacked spiral solid-liquid separator and an inclined screen type solid-liquid separator. However, in the actual production process, the livestock manure of the livestock farm is collected intensively by using a clean water flushing mode, so that the water content is large, and the livestock manure not only contains more fiber form substances and insufficiently digested strip feed grass bodies, but also contains a large amount of livestock hair, and if the fiber form substances, the strip feed grass bodies and the livestock hair cannot be effectively removed, the fiber form substances, the strip feed grass bodies and the livestock hair are very easily wound on the shaft bodies of the screw shafts of the solid-liquid separation equipment or blocked in the sieve holes of the inclined sieve in the solid-liquid separation treatment process, the working efficiency and the separation effect of the solid-liquid separation equipment are directly affected, and even the normal operation of the equipment is possibly affected in severe cases, the treatment process is required to be interrupted to maintain and remove the shaft body windings and the sieve hole blocking matters, so that the production cost and the labor intensity are increased. Therefore, it is necessary to improve the existing solid-liquid separation treatment process of the livestock manure, develop a solid-liquid separation pretreatment system of the livestock manure in a matched manner, and solve the problems in the prior art by pretreatment of the livestock manure. Disclosure of utility model The utility model aims to provide a solid-liquid separation pretreatment system for livestock manure in a livestock farm, which improves the solid-liquid separation treatment process of the livestock manure and improves the working efficiency and the separation effect of the solid-liquid separation treatment of the livestock manure. A solid-liquid separation pretreatment system for livestock manure in livestock farms comprises a main box body, a drainage groove, a coarse grid and a brush roller; the drainage groove is obliquely arranged at the upper end of the main box body and is communicated with the inner space of the main box body, the coarse grille is correspondingly arranged in the drainage groove and is combined with the drainage groove to form a liquid flow channel for guiding the animal manure to flow, the upper end of the coarse grille is provided with a guide inlet for injecting the animal manure onto the coarse grille, the injected animal manure can enter the liquid flow channel after being filtered by the coarse grille and is guided by the liquid flow channel to flow into the main box body, a flow inhibition plate is connected at the lower end of the coarse grille and can inhibit the animal manure from overflowing on the coarse grille, meanwhile, the coarse grille is filtered out and is blocked at the lower end of the coarse grille along with sundries rolled off by the coarse grille, the inner space of the main box body is divided into a transition area and a containing area by the partition board, the transition area is directly communicated with the guide inlet, the coarse grille is filtered by the coarse grille and enters the main tank through the liquid flow channel and is correspondingly provided with a fiber-filled-type manure-discharging area by the rotary brush, the animal manure-type filter is filled into the corresponding to the liquid flow-channel, the fiber-discharging area is completely filled with the animal manure-absorbing material in the corresponding to the fiber-discharging area, and the fib